1 Explain that a population pyramid shows the age and sex structure of a population. 2  Point to the horizontal bars, which show the percentage (or the absolute number) of males and females in each age group. 3  Have students interpret the chart.
1 Dehumidifier capacity is generally measured by how many pints of water a unit removes from the air in 24 hours. 2  A mini-dehumidifier (1-10 pints) for a bathroom, closet or under a counter usually costs $40-$70.
The expected life of your dehumidifier will depend on usage and maintenance. In general, they last about six to nine years.he expected life of your dehumidifier will depend on usage and maintenance. In general, they last about six to nine years.